.large_size_screen_wrap {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  // border: 1px solid red;
  box-sizing: border-box;
}

.left_mask_box {
  width: 560px;
  height: 1080px;
  background: linear-gradient(90deg, rgba(4, 29, 59, 1) 0%, rgba(4, 29, 59, 0.7) 55.61%, rgba(4, 29, 59, 0) 100%);
  position: fixed;
  left: 0;
  top: 0;
}

.right_mask_box {
  width: 560px;
  height: 1080px;
  background: linear-gradient(90deg, rgba(4, 29, 59, 1) 0%, rgba(4, 29, 59, 0.7) 55.61%, rgba(4, 29, 59, 0) 100%);
  transform: rotate(180deg);
  position: fixed;
  right: 0;
  top: 0;
}

.top_mask_box {
  position: fixed;
  left: 916px;
  top: -920px;
  width: 88px;
  height: 1920px;
  opacity: 1;
  transform: rotate(90deg);
  background: linear-gradient(90deg, rgba(4, 29, 59, 0.6) 0%, rgba(4, 29, 59, 0) 100%);
}

.bottom_mask_box {
  position: fixed;
  left: 916px;
  top: 76px;
  width: 88px;
  height: 1920px;
  opacity: 1;
  transform: rotate(-90deg);
  background: linear-gradient(90deg, rgba(4, 29, 59, 0.6) 0%, rgba(4, 29, 59, 0) 100%);
}

.center_mask_box {
  width: 1920px;
  height: 1080px;
  mix-blend-mode: overlay;
  opacity: 0.05;
  background: rgba(11, 75, 153, 1);
}
